Perhaps you should try some spelling variations:
"seri keteladanan dan perjuangan wali songo" » "seri teladan dan perjuangan wali songo", "seri keteladanan dan perkembangan wali songo", "seri keteladanan dan perjuangan ali songo"
"seri keteladanan guru dengan jilid songo" » "seri teladan guru dengan jilid songo", "seri keteladanan guru pangan jilid songo", "seri keteladanan guru keuangan jilid songo", "seri keteladanan guru sunan jilid songo"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("seri keteladanan dan perjuangan wali songo") or ("seri keteladanan guru dengan jilid songo"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("seri keteladanan dan perjuangan wali songo") OR ("seri keteladanan guru dengan jilid songo")).
• Removing quotes may allow a broader search: (( seri keteladanan dan perjuangan wali songo ) or ( seri keteladanan guru dengan jilid songo )).
• Adding a wildcard symbol may retrieve word variants: (("seri keteladanan dan perjuangan wali songo") or ("seri keteladanan guru dengan jilid songo"))*.